Test REFPROP too via Python interface as part of the catch tests

Just to be sure

.github/workflows/buildREFPROP.sh

@@ -12,4 +12,8 @@ git clone --recursive https://github.com/usnistgov/REFPROP-cmake
 cd REFPROP-cmake
 cmake -B bld -S . -DCMAKE_BUILD_TYPE=Release -DREFPROP_FORTRAN_PATH=`pwd`/../REFPROP/FORTRAN
 cmake --build bld --config Release
+cp -r `pwd`/../REFPROP/FLUIDS `pwd`/bld
+cp -r `pwd`/../REFPROP/MIXTURES `pwd`/bld
 
+pip install ctREFPROP
+COOLPROP_REFPROP_ROOT=`pwd`/bld python test_REFPROP.py

.github/workflows/test_REFPROP.py

@@ -0,0 +1,8 @@
+import os
+import ctREFPROP.ctREFPROP as ct
+root  = os.getenv("COOLPROP_REFPROP_ROOT")
+RP = ct.REFPROPFunctionLibrary(root)
+RP.SETPATHdll(root)
+r = RP.REFPROPdll('WATER','PQ','T',RP.MOLAR_BASE_SI,0,0,101325,0,[1.0])
+if r.ierr != 0:
+    raise ValueError(r.herr)

.github/workflows/test_catch2.yml

@@ -31,6 +31,7 @@ jobs:
         chmod +x buildREFPROP.sh
         ./buildREFPROP.sh
         pwd
+        tree `pwd`/bld
         echo COOLPROP_REFPROP_ROOT=`pwd`/bld >> $GITHUB_ENV
       env:
           REFPROP_GPG_PASSPHRASE: ${{ secrets.REFPROP_GPG_PASSPHRASE }}